Zhan Zhang created SPARK-23306:
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Summary: Race condition in TaskMemoryManager
Key: SPARK-23306
URL: https://issues.apache.org/jira/browse/SPARK-23306
Project: Spark
Issue Type: Bug
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Zhan Zhang commented on SPARK-21505:
Any comments on this feature? Do you think the design is OK? If
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Zhan Zhang commented on SPARK-21492:
root cause: In the SortMergeJoin, inner/leftOuter/rightOuter,
Zhan Zhang created SPARK-21492:
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Summary: Memory leak in SortMergeJoin
Key: SPARK-21492
URL: https://issues.apache.org/jira/browse/SPARK-21492
Project: Spark
Issue Type: Bug
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Zhan Zhang updated SPARK-20215:
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Comment: was deleted
(was: Seems to be fixed in SPARK-20229)
> ReuseExchange is boken in SparkSQL
>
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Zhan Zhang commented on SPARK-20215:
Seems to be fixed in SPARK-20229
> ReuseExchange is boken in
Zhan Zhang created SPARK-20215:
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Summary: ReuseExchange is boken in SparkSQL
Key: SPARK-20215
URL: https://issues.apache.org/jira/browse/SPARK-20215
Project: Spark
Issue Type: Bug
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Zhan Zhang edited comment on SPARK-20006 at 3/18/17 4:42 AM:
-
The default
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Zhan Zhang commented on SPARK-20006:
The default ShuffledHashJoin threshold can fallback to the
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Zhan Zhang updated SPARK-20006:
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Description:
Currently both canBroadcast and canBuildLocalHashMap use the same
configuration:
Zhan Zhang created SPARK-20006:
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Summary: Separate threshold for broadcast and shuffled hash join
Key: SPARK-20006
URL: https://issues.apache.org/jira/browse/SPARK-20006
Project: Spark
Issue
Zhan Zhang created SPARK-19908:
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Summary: Direct buffer memory OOM should not cause stage retries.
Key: SPARK-19908
URL: https://issues.apache.org/jira/browse/SPARK-19908
Project: Spark
Issue
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Zhan Zhang updated SPARK-19890:
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Description:
Currently the MetastoreRelation statistics is retrieved on the analyze phase,
and the
Zhan Zhang created SPARK-19890:
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Summary: Make MetastoreRelation statistics estimation more
accurately
Key: SPARK-19890
URL: https://issues.apache.org/jira/browse/SPARK-19890
Project: Spark
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Zhan Zhang commented on SPARK-19839:
When BytesToBytesMap spills, its longArray should be released.
Zhan Zhang created SPARK-19839:
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Summary: Fix memory leak in BytesToBytesMap
Key: SPARK-19839
URL: https://issues.apache.org/jira/browse/SPARK-19839
Project: Spark
Issue Type: Bug
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Zhan Zhang commented on SPARK-19815:
I am thinking the logic again. On the surface, the logic may be
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Zhan Zhang updated SPARK-19815:
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Summary: Not orderable should be applied to right key instead of left key
(was: Not order able
Zhan Zhang created SPARK-19815:
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Summary: Not order able should be applied to right key instead of
left key
Key: SPARK-19815
URL: https://issues.apache.org/jira/browse/SPARK-19815
Project: Spark
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Zhan Zhang commented on SPARK-19354:
This fix is actually critical. In production, we found that this
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Zhan Zhang commented on SPARK-13450:
ExternalAppendOnlyMap estimate the size of the data saved. In
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Zhan Zhang commented on SPARK-18637:
[~hvanhovell] It is an annotation.
/**
* UDFType annotations
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Zhan Zhang edited comment on SPARK-18637 at 11/29/16 11:52 PM:
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Zhan Zhang updated SPARK-18637:
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Component/s: SQL
> Stateful UDF should be considered as nondeterministic
>
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Zhan Zhang commented on SPARK-18637:
Here is the comments from UDFType
/**
* If a UDF stores
Zhan Zhang created SPARK-18637:
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Summary: Stateful UDF should be considered as nondeterministic
Key: SPARK-18637
URL: https://issues.apache.org/jira/browse/SPARK-18637
Project: Spark
Issue
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Zhan Zhang commented on SPARK-18550:
I was not aware it has been fixed already. Please help to close
Zhan Zhang created SPARK-18550:
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Summary: Make the queue capacity of LiveListenerBus configurable.
Key: SPARK-18550
URL: https://issues.apache.org/jira/browse/SPARK-18550
Project: Spark
Issue
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Zhan Zhang commented on SPARK-17637:
[~hvanhovell] Thanks. PR is updated with conflicts resolved.
>
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Zhan Zhang commented on SPARK-17637:
[~jerryshao] The idea is straightforward. Instead of doing round
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Zhan Zhang commented on SPARK-17637:
cc [~rxin]
A quick prototype shows that for a tested pipeline,
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Zhan Zhang commented on SPARK-17637:
The plan is to introduce a new configuration so that different
Zhan Zhang created SPARK-17637:
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Summary: Packed scheduling for Spark tasks across executors
Key: SPARK-17637
URL: https://issues.apache.org/jira/browse/SPARK-17637
Project: Spark
Issue Type:
Zhan Zhang created SPARK-17526:
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Summary: Display the executor log links with the job failure
message on Spark UI and Console
Key: SPARK-17526
URL: https://issues.apache.org/jira/browse/SPARK-17526
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Zhan Zhang updated SPARK-15848:
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Affects Version/s: 1.6.1
> Spark unable to read partitioned table in avro format and column name in
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Zhan Zhang commented on SPARK-15848:
cat > file1.csv< file2.csv< val tbl =
Zhan Zhang created SPARK-15848:
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Summary: Spark unable to read partitioned table in avro format and
column name in upper case
Key: SPARK-15848
URL: https://issues.apache.org/jira/browse/SPARK-15848
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Zhan Zhang commented on SPARK-15441:
Currently new GenericInternalRow(right.output.length) is used as
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Zhan Zhang commented on SPARK-7009:
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Yes. This one is obsoleted.
> Build assembly JAR via ant to avoid
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Zhan Zhang commented on SPARK-11075:
Duplicated to SPARK-5159?
> Spark SQL Thrift Server
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Zhan Zhang commented on SPARK-5159:
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What happen if an user have a valid visit to a table, which will be
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Zhan Zhang edited comment on SPARK-5159 at 1/15/16 5:50 PM:
What happen if an
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Zhan Zhang commented on SPARK-5159:
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This issue is definitely broken. But fixing it needs a complete
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Zhan Zhang commented on SPARK-11704:
[~maropu] You are right. I mean fetching from network is a big
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Zhan Zhang commented on SPARK-11705:
simple reproduce step:
import sqlContext.implicits._
case class
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Zhan Zhang edited comment on SPARK-11704 at 11/14/15 5:16 AM:
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I think we
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Zhan Zhang commented on SPARK-11704:
[~maropu] Maybe I misunderstand. If RDD2 is coming from
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Zhan Zhang commented on SPARK-11704:
I think we can add a cleanup hook in SQLContext, and when the
Zhan Zhang created SPARK-11704:
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Summary: Optimize the Cartesian Join
Key: SPARK-11704
URL: https://issues.apache.org/jira/browse/SPARK-11704
Project: Spark
Issue Type: Bug
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Zhan Zhang updated SPARK-11704:
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Issue Type: Improvement (was: Bug)
> Optimize the Cartesian Join
> ---
>
>
Zhan Zhang created SPARK-11705:
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Summary: Eliminate unnecessary Cartesian Join
Key: SPARK-11705
URL: https://issues.apache.org/jira/browse/SPARK-11705
Project: Spark
Issue Type: Improvement
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Zhan Zhang commented on SPARK-11562:
Thanks [~jerrylam] report the issue and provide the suggestion.
Zhan Zhang created SPARK-11562:
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Summary: Provide user an option to init SQLContext or HiveContext
in spark shell
Key: SPARK-11562
URL: https://issues.apache.org/jira/browse/SPARK-11562
Project: Spark
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Zhan Zhang commented on SPARK-11087:
[~patcharee] I tried again, used the step you provided, and
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Zhan Zhang commented on SPARK-11087:
[~patcharee] I use the embeded hive metastore without any
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Zhan Zhang edited comment on SPARK-11087 at 10/15/15 8:58 PM:
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[~patcharee]
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Zhan Zhang commented on SPARK-11087:
[~patcharee] I try to duplicate your table as much as possible,
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Zhan Zhang commented on SPARK-11087:
[~patcharee] I tried a simple case with partition and predicate
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Zhan Zhang commented on SPARK-11087:
I will take a look at this one.
> spark.sql.orc.filterPushdown
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Zhan Zhang commented on SPARK-11087:
no matter whether the table is sorted or not, the predicate
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Zhan Zhang commented on SPARK-10623:
It is caused by the SearchArgument.Builder is not correctly
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Zhan Zhang commented on SPARK-10304:
Did more investigation. Currently all files are included
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Zhan Zhang commented on SPARK-10304:
[~yhuai] I tried to reproduce the problem with the same
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Zhan Zhang commented on SPARK-10304:
[~yhuai] I think the NPE is caused by the directory has multiple
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Zhan Zhang commented on SPARK-10304:
[~lian cheng] forget about my question. From the code, it is not
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Zhan Zhang commented on SPARK-10304:
[~yhuai] Thanks for the information, and initial
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Zhan Zhang commented on SPARK-10304:
[~yhuai] Is the field.getFieldObjectInspector
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Zhan Zhang commented on SPARK-10304:
[~yhuai] NP. Will look at it.
Need to add a
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Zhan Zhang commented on SPARK-5111:
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[~adkathu...@yahoo.com] Hive is upgrade to 1.2 in
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Zhan Zhang commented on SPARK-5111:
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Since hive upgrade is done. This jira is not valid
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Zhan Zhang commented on SPARK-8501:
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Because in spark, we will not create the orc file
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Zhan Zhang commented on SPARK-2883:
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[~philclaridge] Please refer to the test case in
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Zhan Zhang commented on SPARK-2883:
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[~biao luo] saveAsOrcFile and orcFile is not
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Zhan Zhang commented on SPARK-2883:
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[~philclaridge]
I try the spark-shell in local
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Zhan Zhang commented on SPARK-5111:
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[~bolke] Thanks for the feedback. I will take a
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Zhan Zhang commented on SPARK-6112:
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[~bghit] Here is one example link for the ramdisk
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Zhan Zhang commented on SPARK-6112:
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Thansk [~arpitagarwal] for the detail setup.
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Zhan Zhang commented on SPARK-7009:
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[~airhorns] Please refer to
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Zhan Zhang commented on SPARK-7009:
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The PR may be outdated, and not working against
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Zhan Zhang updated SPARK-6112:
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Summary: Provide external block store support through HDFS RAM_DISK (was:
Provide OffHeap support
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Zhan Zhang commented on SPARK-5111:
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[~crystal_gaoyu] I am not sure. You may try to
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Zhan Zhang commented on SPARK-6479:
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[~rxin] I updated the doc. If you think the overall
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Zhan Zhang updated SPARK-6479:
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Attachment: spark-6479-tachyon.patch
patch with Tachyon migration. Not complete patch, as it will add
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Zhan Zhang updated SPARK-6479:
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Attachment: SPARK-6479OffheapAPIdesign (1).pdf
Add exception from implementation
Create off-heap
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Zhan Zhang edited comment on SPARK-2883 at 4/2/15 7:54 PM:
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Zhan Zhang edited comment on SPARK-6479 at 4/2/15 10:24 PM:
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Zhan Zhang edited comment on SPARK-2883 at 4/2/15 7:54 PM:
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Zhan Zhang updated SPARK-6479:
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Attachment: SPARK-6479OffheapAPIdesign.pdf
Add failure case handling overall design and example.
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Zhan Zhang commented on SPARK-6112:
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Design spec for API attached to SPARK-6479 and wait
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Zhan Zhang updated SPARK-6479:
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Attachment: SPARK-6479.pdf
This is the updated version for offheap store internal api design.
Create
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Zhan Zhang edited comment on SPARK-6479 at 4/2/15 10:23 PM:
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Zhan Zhang commented on SPARK-6479:
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[~rxin] Thanks for the feedback. I updated the
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https://issues.apache.org/jira/browse/SPARK-2883?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14393141#comment-14393141
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Zhan Zhang commented on SPARK-2883:
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Following code demonstrate the usage of the orc
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https://issues.apache.org/jira/browse/SPARK-3720?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14393146#comment-14393146
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Zhan Zhang commented on SPARK-3720:
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[~iward] I have update the patch with new api
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Zhan Zhang commented on SPARK-6479:
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I have a short version for this API and will post
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Zhan Zhang commented on SPARK-3720:
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[~iward] Since this jiar is duplicated to
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https://issues.apache.org/jira/browse/SPARK-6112?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhan Zhang updated SPARK-6112:
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Attachment: SparkOffheapsupportbyHDFS.pdf
Design doc for hdfs offheap support
Provide OffHeap support
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Zhan Zhang updated SPARK-6479:
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Attachment: SparkOffheapsupportbyHDFS.pdf
The design doc also includes stuff from SPARK-6112
Create
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Zhan Zhang commented on SPARK-6479:
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The current API may not be good enough as it has
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Zhan Zhang updated SPARK-6112:
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Summary: Provide OffHeap support through HDFS RAM_DISK (was: Leverage HDFS
RAM_DISK capacity to
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